package com.mubai.common.utils;

import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Service;

/**
 * spring管理环境中获取bean
 *
 * @author baichuanping
 * @create 2018-11-29
 */
@Service("springContextUtil")
public class SpringContextUtil implements ApplicationContextAware {
	// Spring应用上下文环境
	private static ApplicationContext applicationContext;

	/**
	 * 实现ApplicationContextAware接口的回调方法，设置上下文环境
	 * @param applicationContext
	 * @throws BeansException
	 */
	@Override
	public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
		SpringContextUtil.applicationContext = applicationContext;
	}
	/**
	 * @return ApplicationContext
	 */
	public static ApplicationContext getApplicationContext()
	{
		return applicationContext;
	}

	/**
	 * 获取对象
	 *
	 * @param name
	 * @return Object
	 * @throws BeansException
	 */
	public static Object getBean(String name) throws BeansException
	{
		return applicationContext.getBean(name);
	}
}
